3-(Chloromethyl)-6-(difluoromethyl)-2-methoxypyridine-5-carboxaldehyde
Ethyl 3-(chloromethyl)-2-(difluoromethyl)-4-methoxypyridine-5-carboxylate
5-(Chloromethyl)-2-(difluoromethyl)-3-methoxypyridine-6-carboxaldehyde
4-(Difluoromethyl)-2-iodo-5-(trifluoromethoxy)pyridine